Home / 2,555,197.32-3,833,178.76-825,489.20

Finding the Fourth Proportional to 2,555,197.32, 3,833,178.76 and 825,489.20

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Solution

The fourth proportional to 2,555,197.32, 3,833,178.76 and 825,489.20 is: 1,238,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,197.32 : 3,833,178.76 = 825,489.20 : x
  2. Step 2: Convert to fraction form
    2,555,197.32/3,833,178.76 = 825,489.20/x
  3. Step 3: Cross multiply
    2,555,197.32x = 3,833,178.76 × 825,489.20
  4. Step 4: Simplify right side
    2,555,197.32x = 3,164,247,678,664.20
  5. Step 5: Solve for x
    x = 3,164,247,678,664.20/2,555,197.32
  6. Step 6: Final answer
    x = 1,238,357.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.